[SR-Users] [TOPOH] Contact header for 302 Moved Temporarily

Igor Olhovskiy igorolhovskiy at gmail.com
Tue Feb 16 22:54:39 CET 2016


Yep, got same problem.
Not sure it’s a bug, but seems to be topoh module is really lack some
configuration.

2016-02-12 21:13 GMT+02:00 SamyGo <govoiper at gmail.com>:

> Hi All,
> I've recently stumbled upon this little hitch while using kamailio with
> topoh module that the Contact header do not contains the User part for the
> 302 Moved temporarily packet.
>
> *My topology:*
> UserA<====\
>                     ->Kamailio<===>FreeSwitch
> UserB<====/
>
> The B party has set Call forwarding on their phone hence phone sends a 302
> Moved Temporarily to Kamailio.
>
>
> Via: SIP/2.0/UDP
> TOPOH.KAMAILIO.IP:5060;branch=z9hG4bK0767.4e4e57deca89da5c5f5ae97228325f85.0
> Via: SIP/2.0/UDP
> TOPOH.KAMAILIO.IP;branch=z9hG4bKsr-j4IPOlV7MGQKatycM.y7MGZLMGZwM.1LgRWIC9gIgx4fMGZAOBVAOBNfzuaVHRaYpB1LNSQLpx4uMx3Az6eL3RsBCxu-zRrUWSeOgjeBk.IVm4ds34aONc**
> From: "+4319714111" <sip:+4319714111 at FREESWITCH.IP.HERE>;tag=yUr5UZ7eF794K
> To: <sip:502 at USER.B.IP.HERE:5060>;tag=105223296
> Call-ID: cd811276-4b4d-1234-66ae-005056867dbc
> CSeq: 87257355 INVITE
> Contact: <sip:06606017597 at FREESWITCH.IP.HERE:5060>
> User-Agent: Yealink SIP-T46G 28.80.0.70
> Diversion: <sip:502 at USER.B.IP.HERE:5060>;reason=unconditional
> Content-Length: 0
>
> This is modified in Kamailio TOPOH and sent to FreeSwitch as following
>
>
> SIP/2.0 302 Moved Temporarily
> Via: SIP/2.0/UDP
> 10.0.20.71;received=10.0.20.71;rport=5060;branch=z9hG4bKeBcy9HKK9cDKr
> From: "+4319714111" <sip:+4319714111 at FREESWITCH.IP.HERE>;tag=yUr5UZ7eF794K
> To: <sip:502 at USER.B.IP.HERE:5060>;tag=105223296
> Call-ID: cd811276-4b4d-1234-66ae-005056867dbc
> CSeq: 87257355 INVITE
> Contact: <*sip:TOPOH.KAMAILIO.IP*
> ;line=sr-N6IAzBy6WBy6MxFwW.qwPSW5ohWINhaYNLu4g9W4OhWI3wKLgRsIpUg5kGs7g9P-W.y6My**>
> User-Agent: Yealink SIP-T46G 28.80.0.70
> Diversion: <sip:502 at USER.B.IP.HERE:5060>;reason=unconditional
> Content-Length: 0
>
>
> Which results in a Call Originate from FreeSwitch with RURI as this:
>
> INVITE *sip:TOPOH.KAMAILIO.IP*;line=sr-N6IAzBy6WBy6MxFwW.qwPSW5ohWINhaYNLu4g9W4OhWI3wKLgRsIpUg5kGs7g9P-W.y6My**
> SIP/2.0
>
>
> I am thinking that in TOPOH Module some patch is required to atleast
> retain the $rU for 3XX replies , not sure if this will break some RFC or
> Kamailio stability etc !
>
>
> Thanks,
> Sammy.
>
>
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>
>


-- 
Best regards,
Igor
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